eubacteria

简明释义

英[ˌjuːbækˈtɪəriə]美[juːbækˈtɪrɪə]

n. [微] 真细菌

英英释义

单词用法

同义词

反义词

例句

1.Actinobacteria (ray fungi; actinomycetes) A phylum of Eubacteria that contains the true actinobacteria and the coryneform bacteria.

一门真细菌包含真放线菌以及棒状杆菌。

2.Actinobacteria (ray fungi; actinomycetes) A phylum of Eubacteria that contains the true actinobacteria and the coryneform bacteria.

一门真细菌包含真放线菌以及棒状杆菌。

3.Bacteria are divided into eubacteria and archaebacteria.

细菌分为真细菌和古细菌两类。

4.A phylum of Eubacteria contains the true actinobacteria and the coryneform bacteria.

一门真细菌包含真放线菌以及棒状杆菌。

5.The study of eubacteria 真细菌 has revealed important insights into microbial life.

对真细菌的研究揭示了微生物生活的重要见解。

6.Many antibiotics target eubacteria 真细菌 to treat bacterial infections.

许多抗生素针对真细菌来治疗细菌感染。

7.In the human gut, eubacteria 真细菌 play a crucial role in digestion.

在人的肠道中，真细菌在消化中扮演着至关重要的角色。

8.Research on eubacteria 真细菌 can help us understand antibiotic resistance.

对真细菌的研究可以帮助我们理解抗生素耐药性。

9.Some eubacteria 真细菌 are beneficial while others can cause diseases.

一些真细菌是有益的，而另一些则可能引起疾病。

作文

Eubacteria, also known as true bacteria, are a group of prokaryotic microorganisms that are characterized by their simple cellular structure. Unlike eukaryotic cells, which have a defined nucleus and organelles, eubacteria 真细菌 possess a more rudimentary organization. They can be found in a wide range of environments, from soil and water to the human gut, playing essential roles in various ecological processes. One of the most fascinating aspects of eubacteria 真细菌 is their incredible diversity. There are thousands of different species, each adapted to thrive in specific conditions. Some are beneficial, aiding in digestion or nitrogen fixation, while others can be pathogenic, causing diseases in humans, animals, and plants. For instance, Escherichia coli, commonly found in the intestines, is usually harmless but can lead to serious foodborne illnesses when certain strains are ingested. The classification of eubacteria 真细菌 is primarily based on their shape, metabolic processes, and genetic characteristics. They can be categorized into three main shapes: cocci (spherical), bacilli (rod-shaped), and spirilla (spiral-shaped). This morphological classification helps scientists identify and study these microorganisms more effectively. Furthermore, eubacteria 真细菌 can be classified as aerobic or anaerobic, depending on whether they require oxygen for survival. This distinction is crucial for understanding their ecological roles and potential applications in biotechnology. In addition to their ecological importance, eubacteria 真细菌 have significant implications in various industries. For example, they are widely used in food production, such as in the fermentation process to produce yogurt and cheese. The beneficial strains of eubacteria 真细菌 help convert lactose into lactic acid, giving these products their unique flavors and textures. Moreover, some species are employed in bioremediation, a process that utilizes microorganisms to clean up contaminated environments, such as oil spills. Research on eubacteria 真细菌 continues to uncover new species and their functions, expanding our understanding of microbial life. Advances in molecular biology techniques, such as DNA sequencing, have made it possible to explore the vast genetic diversity within this group. Scientists are discovering that many eubacteria 真细菌 play critical roles in nutrient cycling and maintaining ecosystem balance. Despite their small size, eubacteria 真细菌 have a profound impact on our world. They are vital for human health, agriculture, and environmental sustainability. Understanding their biology and ecology not only enhances our knowledge of life on Earth but also opens doors to innovative solutions for some of the pressing challenges we face today, such as food security and environmental degradation. In conclusion, the study of eubacteria 真细菌 is a rapidly evolving field that promises to yield exciting discoveries and applications in the years to come.

真细菌，也称为真细菌，是一种原核微生物，其特征是细胞结构简单。与具有明确细胞核和细胞器的真核细胞不同，真细菌具有更原始的组织形式。它们可以在土壤、水域以及人类肠道等各种环境中找到，在各种生态过程中发挥着重要作用。 真细菌最迷人的方面之一是它们的惊人多样性。成千上万种不同的物种，每种物种都适应于特定的条件。有些是有益的，帮助消化或固氮，而其他一些可能是致病性的，会导致人类、动物和植物的疾病。例如，大肠杆菌通常存在于肠道中，通常是无害的，但当某些菌株被摄入时，可能会导致严重的食源性疾病。 真细菌的分类主要基于其形状、代谢过程和遗传特征。它们可以分为三种主要形状：球菌（球形）、杆菌（棒状）和螺旋菌（螺旋形）。这种形态分类有助于科学家更有效地识别和研究这些微生物。此外，真细菌可以根据是否需要氧气存活来分类为需氧或厌氧，这一区别对于理解它们的生态角色和在生物技术中的潜在应用至关重要。 除了生态重要性外，真细菌在各个行业中也具有重要意义。例如，它们广泛用于食品生产，例如在发酵过程中生产酸奶和奶酪。益生菌通过将乳糖转化为乳酸，赋予这些产品独特的风味和质地。此外，一些物种被用于生物修复，即利用微生物清理污染环境的过程，例如石油泄漏。 对真细菌的研究继续发现新的物种及其功能，扩展了我们对微生物生命的理解。分子生物学技术的进步，如DNA测序，使得探索这一群体内的巨大遗传多样性成为可能。科学家们发现，许多真细菌在养分循环和维持生态系统平衡方面发挥着关键作用。 尽管它们体型微小，但真细菌对我们的世界产生了深远的影响。它们对人类健康、农业和环境可持续性至关重要。了解它们的生物学和生态学不仅增强了我们对地球生命的认识，而且还为解决我们今天面临的一些紧迫挑战（如食品安全和环境退化）开辟了创新解决方案的大门。总之，真细菌的研究是一个快速发展的领域，承诺在未来几年内带来令人兴奋的发现和应用。